Results 91 to 100 of about 1,606 (176)

Adaptive and non-adaptive divergence in a common landscape [PDF]

open access: yes, 2017
Species in a common landscape often face similar selective environments. The capacity of organisms to adapt to these environments may be largely species specific.
Chaturvedi, A.   +7 more
core   +3 more sources

Growth of coastal cutthroat trout, Oncorhynchus clarkii clarkii, in intensively monitored urban and natural streams in Puget Sound and the Strait of Juan de Fuca

open access: yesFrontiers in Ecology and Evolution
Coastal cutthroat trout (Oncorhynchus clarkii clarkii) are considered indicators of stream health, yet paradoxically, they often persist in degraded urban watersheds. To evaluate how cutthroat trout perform in a small urban watershed, we compared several
Karrie Hanson   +3 more
doaj   +1 more source

Finitary Topos for Locally Finite, Causal and Quantal Vacuum Einstein Gravity

open access: yes, 2005
Previous work on applications of Abstract Differential Geometry (ADG) to discrete Lorentzian quantum gravity is brought to its categorical climax by organizing the curved finitary spacetime sheaves of quantum causal sets involved therein, on which a ...
Raptis, Ioannis
core   +4 more sources

NMFS / Interagency Working Group Evaluation of CITES Criteria and Guidelines. [PDF]

open access: yes, 2002
EXECUTIVE SUMMARY: At present, the Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES) criteria used to assess whether a population qualifies for inclusion in the CITES Appendices relate to (A) size of the population,
Bruckner, Andy W.   +12 more
core  

An evaluation of back-calculation methodology using simulated otolith data [PDF]

open access: yes, 2002
I simulated somatic growth and accompanying otolith growth using an individual-based bioenergetics model in order to examine the performance of several back-calculation methods. Four shapes of otolith radius-total length relations (OR-TL) were simulated.
Schirripa, Michael J.
core  

PETITION FOR RECONSIDERATION OF INVESTIGATION ORDER1 [PDF]

open access: yes
In addition, all materials in connection with this Petition for Reconsideration should also be provided to MID's counsel at the following ...
Arthur F. Godwin   +4 more
core  

Comparative transcriptomics of anadromous and resident brook charr Salvelinus fontinalis before their first salt water transition

open access: yesCurrent Zoology, 2012
Most salmonid taxa have an anadromous life history strategy, whereby fish migrate to saltwater habitats for a growth period before returning to freshwater habitats for spawning.
Marylène BOULET, Éric NORMANDEAU, Bérénice BOUGAS, Céline AUDET,Louis BERNATCHEZ
doaj  

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